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Title:让压型约束砼拱架高强立体支护体系
Institution:岩土与地下工程研究院
Type of Patent:Utility models
Application Number:201220535722.3
Number of Inventors:1
Service Invention or Not:No
Application Date:2012-10-18
Publication Date:2013-04-17
Authorization Date:2013-04-17
Release Time:2019-04-15